Torbay Council said initial samples taken by the Environment Agency after the sewage pumping showed bathing water quality had not been affected.

BBC: Torbay sewage pumping 'not affecting beach water quality'

Dr Tongesayi told BBC News he was determined to reconcile his initial findings with the outcomes of subsequent analyses of his samples by other means, including the mass spectrometry method.

BBC: Study of lead levels in rice under scrutiny

So if it gets strong indications that organisms might be present, it will be able to subject samples to a wide range of tests to confirm initial readings.

BBC: Mars robots begin test campaign

Micron expects to start shipping samples of this product in 2012 with possible incorporation into initial products in 2013.

FORBES: New Technology and Investment Opportunities at the 2011 Intel Developers Forum

The deadline for initial tests on processed beef products was Friday, and horsemeat was found in just over 1% of samples.

BBC: Horsemeat scandal: FSA hands evidence to Europol